Zokoka kapu zodzigudubuza za singano zimakhala ndi mipanda yopyapyala, yokokedwa kapu yakunja ndi chogudubuza singano ndi khola. Chikho chokokedwa chachitsulo cholimba ndi chodzigudubuza cha singano ndi khola la zitsulozi zimapanga gawo losalekanitsa. ndi mapeto otsekedwa amagwiritsidwa ntchito kuti atseke kumapeto kwa shaft ya malo okhala.
